Summary of the invention
The technical problem to be solved in the present invention is that, for technical problem of the existing technology, the present invention provides one
Kind can be automatically according to the driving habit of driver, and adaptability is adjusted the control strategy of vehicle, so that vehicle is in difference
Safety all with higher under the operation of driver, comfort Driving control strategy adjusting method based on driving behavior and
System.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows: a kind of Driving control based on driving behavior
Strategy adjusting method includes the following steps:
S1. the acceleration value of vehicle is obtained;
S2. driving style is determined with default judgment criteria according to the acceleration value;
S3. the situation of change according to the driving style within a preset period of time, determines driving mode;
S4. vehicle drive control strategy is adjusted according to the driving mode.
As a further improvement of the present invention, judgment criteria described in step S2 includes: according to the driving style, by institute
It states acceleration value and is divided into nonoverlapping acceleration section corresponding with driving style, and it is corresponding to set the acceleration section
Duration threshold value, when the acceleration value of vehicle falls into acceleration section, and the duration is more than or equal to the door
When threshold value, determine that the driving style of vehicle is the corresponding driving style in acceleration section.
As a further improvement of the present invention, the specific steps of step S3 include: to have different danger according to predetermined
The driving mode of dangerous grade judges the generation of driving style within a preset period of time from high to low according to the danger classes respectively
Whether number reaches preset frequency threshold value, is, determines that vehicle is the driving mode, otherwise continue to judge vehicle whether be under
The driving mode of one danger classes.
As a further improvement of the present invention, the specific steps of step S4 include: the danger etc. according to the driving mode
Grade adjusts the pedal analytic parameter or power output parameter or starting torque parameter of vehicle, right so that danger classes is higher
The parsing of pedal is more slow, power output is smaller, starting torque is lower.
As a further improvement of the present invention, the driving style includes dangerous driving type, fluctuation driving style, stabilization
Driving style;
The acceleration section of the dangerous driving type is more than or equal to 1.38, and duration threshold value is 2 seconds;
The acceleration section of the fluctuation driving style is more than or equal to 1.11 and less than 1.38, and duration threshold value is 2 seconds;
The acceleration section of the stable driving style is less than 1.11, and duration threshold value is 0 second.
As a further improvement of the present invention, the driving mode includes dangerous driving mode, fluctuation driving mode peace
Steady driving mode;
Dangerous driving mode determines:
When the number for driving style of causing danger within preset 2 minutes periods is more than 3 times, it is determined as dangerous driving mould
Formula;
Otherwise fluctuation driving mode is carried out to determine:
When the number that fluctuation driving style occurs within preset 2 minutes periods is more than 3 times, it is judged to fluctuating driving mould
Formula;
Otherwise it is judged to stablizing driving mode.
As a further improvement of the present invention, when the driving mode is dangerous driving mode, the parsing of pedal is adjusted
For preset first state, and adjusting starting torque is preset first torque condition;
When the driving mode is fluctuation driving mode, adjust pedal resolves to preset second state;
When the driving mode is to stablize driving mode, keep the parsing of pedal and starting torque constant.
A kind of Driving control Developing Tactics system based on driving behavior, including acceleration value computing module, driving style
Determination module, driving mode determination module and Driving control Developing Tactics module;
The acceleration value computing module is used to obtain the acceleration value of vehicle;
The driving style determination module is used to determine driving style according to the acceleration value with default judgment criteria;
The driving mode determination module is determined and is driven for the situation of change according to the driving style within a preset period of time
Mode;
The Driving control Developing Tactics module is used to adjust vehicle drive control strategy according to the driving mode.
As a further improvement of the present invention, the driving style determination module is specifically used for according to the driving style,
The acceleration value is divided into nonoverlapping acceleration section corresponding with driving style, and sets the acceleration section pair
The duration threshold value answered, when the acceleration value of vehicle falls into acceleration section, and the duration is more than or equal to institute
When stating threshold value, determine that the driving style of vehicle is the corresponding driving style in acceleration section.
As a further improvement of the present invention, the driving mode determination module is specifically used for being had according to predetermined
The driving mode of different danger classes judges driving style within a preset period of time from high to low according to the danger classes respectively
Frequency whether reach preset frequency threshold value, be determine vehicle be the driving mode, otherwise continue to judge that vehicle is
The no driving mode for next danger classes.
As a further improvement of the present invention, the Driving control Developing Tactics module is specifically used for according to the driving mould
The danger classes of formula, adjust vehicle pedal analytic parameter power output parameter or starting torque parameter so that danger etc.
Grade it is higher, it is more slow to the parsing of pedal, power output is smaller, starting torque it is lower.
As a further improvement of the present invention, in the driving style determination module, the driving style includes danger
Driving style, stablizes driving style at fluctuation driving style;
The acceleration section of the dangerous driving type is more than or equal to 1.38, and duration threshold value is 2 seconds;
The acceleration section of the fluctuation driving style is more than or equal to 1.11 and less than 1.38, and duration threshold value is 2 seconds;
The acceleration section of the stable driving style is less than 1.11, and duration threshold value is 0 second.
As a further improvement of the present invention, in the driving mode determination module, the driving mode includes danger
Driving mode, fluctuation driving mode and steady driving mode;
Dangerous driving mode determines:
When the number for driving style of causing danger within preset 2 minutes periods is more than 3 times, it is determined as dangerous driving mould
Formula;
Otherwise fluctuation driving mode is carried out to determine:
When the number that fluctuation driving style occurs within preset 2 minutes periods is more than 3 times, it is judged to fluctuating driving mould
Formula;
Otherwise it is judged to stablizing driving mode.
As a further improvement of the present invention, in the Driving control Developing Tactics module:
When the driving mode is dangerous driving mode, adjust pedal resolves to preset first state, and adjusts starting
Torque is preset first torque condition;
When the driving mode is fluctuation driving mode, adjust pedal resolves to preset second state;
When the driving mode is to stablize driving mode, keep the parsing of pedal and starting torque constant.
Compared with the prior art, the advantages of the present invention are as follows: the present invention passes through the driving habit progress automatically to driver
Analysis, the Driving control strategy of adaptive adjustment vehicle, to improve safety and the comfort of vehicle drive, and reduces vehicle
Running energy consumption, the advantages that improving the economy of vehicle operation.
Specific embodiment
Below in conjunction with Figure of description and specific preferred embodiment, the invention will be further described, but not therefore and
It limits the scope of the invention.
As shown in Figure 1, the Driving control strategy adjusting method based on driving behavior of the present embodiment, includes the following steps:
S1. the acceleration value of vehicle is obtained;S2. driving style is determined with default judgment criteria according to acceleration value;S3. basis is driven
The situation of change of type within a preset period of time is sailed, determines driving mode;S4. vehicle drive control is adjusted according to driving mode
Strategy.
In the present embodiment, judgment criteria includes: that acceleration value is divided into and is driven according to driving style in step S2
The corresponding nonoverlapping acceleration section of type, and the corresponding duration threshold value in acceleration section is set, when adding for vehicle
Velocity amplitude falls into acceleration section, and when the duration is more than or equal to threshold value, determines that the driving style of vehicle is the acceleration
Spend the corresponding driving style in section.In the present embodiment, driving style includes dangerous driving type, fluctuation driving style, stabilization
Driving style;The acceleration section of dangerous driving type is more than or equal to 1.38, and duration threshold value is 2 seconds;Fluctuation drives
The acceleration section of type is more than or equal to 1.11 and less than 1.38, and duration threshold value is 2 seconds;Stablize adding for driving style
Speed interval is less than 1.11, and duration threshold value is 0 second.It is only that fluctuation drives class if it were not for dangerous driving type and not
Type is stable driving style.Certainly, specific driving style can be with flexible setting, and be not limited in the present embodiment three kinds
Type determines that the acceleration section of different driving styles and duration threshold value also can according to need and determine.
In the present embodiment, the specific steps of step S3 include: according to predetermined driving with different danger classes
Mode is sailed, judges whether the frequency of driving style within a preset period of time reaches pre- respectively from high to low according to danger classes
If frequency threshold value, be determine vehicle be the driving mode, otherwise continue to judge whether vehicle is next danger classes
Driving mode.
In the present embodiment, driving mode includes dangerous driving mode, fluctuation driving mode and steady driving mode;Three kinds
The danger classes of driving mode successively reduces.Dangerous driving mode determines: driving when causing danger within preset 2 minutes periods
When sailing the number of type and being more than 3 times, it is determined as dangerous driving mode;Otherwise it carries out fluctuation driving mode to determine: when preset
When the number of generation fluctuation driving style is more than 3 times in 2 minutes periods, it is judged to fluctuating driving mode;Otherwise it is determined as steady
Determine driving mode.It is, of course, also possible to which different driving modes is arranged according to actual needs.It, can also be with when determining driving mode
Above-mentioned driving mode specific judgment mode corresponding with driving style is not used, and uses not corresponding judgment mode.Such as: to danger
The judgement of dangerous driving mode determines when the number for driving style of causing danger within preset 2 minutes periods is more than 3 times
For dangerous driving mode;When the number of dangerous driving type is less than 3 times, can further judge in the preset period 2
When the number of generation fluctuation driving style is more than 8 times in minute, it is determined as dangerous driving mode.Only within a preset time period
Cause danger driving style number and number that fluctuation drives occurs when being less than preset value, be not just judged as danger
Driving mode.After not being judged as dangerous driving mode, fluctuation driving mode is further determine whether.When not being determined
When to fluctuate driving mode, then it is judged to stablizing driving mode.
In the present embodiment, the specific steps of step S4 include: the danger classes according to driving mode, adjust stepping on for vehicle
Plate analytic parameter or power output parameter or starting torque parameter, so that danger classes is higher, more slow to the parsing of pedal,
Power output is smaller, starting torque is lower.In the present embodiment, specifically, when driving mode is dangerous driving mode, adjustment
Pedal resolves to preset first state, and adjusting starting torque is preset first torque condition;When driving mode is wave
When dynamic driving mode, adjust pedal resolves to preset second state;When driving mode is to stablize driving mode, keep stepping on
The parsing of plate and starting torque are constant.In the present embodiment, the parsing of pedal is under preset first state than preset
It is more slow under two-state.In the present embodiment, adjust pedal resolve to preset first state refer to pedal analytic parameter is multiplied it is pre-
If proportionality coefficient 0.8, preset second state that resolves to for adjusting pedal refers to pedal analytic parameter multiplied by preset ratio
Example coefficient 0.9, so that pedal parsing is slowed down according to the proportionality coefficient multiplied, certainly, which can be according to the actual situation
Setting.Adjustment starting torque is that preset first torque condition refers to the torque gradient of vehicle multiplied by a preset ratio system
Number, such as 0.9, to reduce the climbing of starting torque, certainly, which can set according to the actual situation.This reality
The control method for applying example, after vehicle re-powers, the control strategy of vehicle restores initial value, reanalyses assessment driver's
Driving habit, adaptive determination control strategy.
The Driving control Developing Tactics system based on driving behavior of the present embodiment, including acceleration value computing module, drive
Sail type decision module, driving mode determination module and Driving control Developing Tactics module;Acceleration value computing module is for obtaining
The acceleration value of pick-up;Driving style determination module is used to determine driving style according to acceleration value with default judgment criteria;
Driving mode determination module determines driving mode for the situation of change according to driving style within a preset period of time;Drive control
Developing Tactics module processed is used to adjust vehicle drive control strategy according to driving mode.
In the present embodiment, driving style determination module is specifically used for according to driving style, by acceleration value be divided into
The corresponding nonoverlapping acceleration section of driving style, and the corresponding duration threshold value in acceleration section is set, work as vehicle
Acceleration value fall into acceleration section, and when the duration is more than or equal to threshold value, determine vehicle driving style be should
The corresponding driving style in acceleration section.In the present embodiment, specifically, as shown in Fig. 2, in driving style determination module,
Driving style includes dangerous driving type, fluctuation driving style, stablizes driving style;The acceleration section of dangerous driving type is
More than or equal to 1.38, duration threshold value is 2 seconds;The acceleration section of fluctuation driving style is more than or equal to 1.11 and to be less than
1.38, duration threshold value is 2 seconds;The acceleration section for stablizing driving style is less than 1.11, and duration threshold value is 0
Second.
In the present embodiment, driving mode determination module is specifically used for according to predetermined with different danger classes
Driving mode judges whether the frequency of driving style within a preset period of time reaches from high to low according to danger classes respectively
Preset frequency threshold value is to determine that vehicle is the driving mode, otherwise continues to judge whether vehicle is next danger classes
Driving mode.In the present embodiment, specifically, as shown in Fig. 2, in driving mode determination module, driving mode includes danger
Dangerous driving mode, fluctuation driving mode and steady driving mode;Dangerous driving mode determines: when in 2 minutes preset periods
When the number of driving style of inside causing danger is more than 3 times, it is determined as dangerous driving mode;Otherwise fluctuation driving mode is carried out to sentence
It is fixed: when the number that fluctuation driving style occurs within preset 2 minutes periods is more than 3 times, to be judged to fluctuating driving mode;
Otherwise it is judged to stablizing driving mode.
In the present embodiment, specifically, Driving control Developing Tactics module is specifically used for the danger etc. according to driving mode
Grade adjusts the pedal analytic parameter or power output parameter or starting torque parameter of vehicle, so that danger classes is higher, to stepping on
The parsing of plate is more slow, power output is smaller, starting torque is lower.In the present embodiment, specifically, in Driving control Developing Tactics
In module: when driving mode is dangerous driving mode, adjust pedal resolves to preset first state, and adjusts starting and turn round
Square is preset first torque condition;When driving mode is fluctuation driving mode, adjust pedal resolves to preset second
State;When driving mode is to stablize driving mode, keep the parsing of pedal and starting torque constant.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.